Title (fr)

Publication

Application

Priority

JP 31238798 A 19981102

US 43160499 A 19991101

Abstract (en)

[origin: EP1001410A2] In an optical disc recording medium having formed thereon a first pit train and a second pit train, these pit trains are formed to be different in pit depth from each other and meet following two relations: <MATH> where X: Phase depth of first pit train Y: Phase depth of second pit train K and M: Arbitrary integers. <IMAGE>